Finding the Fourth Proportional to 23,411.93, 32,308.31 and 13,340.28

Step by Step Solution

1. Step 1: Write the proportion equation
   23,411.93 : 32,308.31 = 13,340.28 : x
2. Step 2: Convert to fraction form
   23,411.93/32,308.31 = 13,340.28/x
3. Step 3: Cross multiply
   23,411.93x = 32,308.31 × 13,340.28
4. Step 4: Simplify right side
   23,411.93x = 431,001,835.03
5. Step 5: Solve for x
   x = 431,001,835.03/23,411.93
6. Step 6: Final answer
   x = 18,409.50